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=====================================================================
                   Red Hat Security Advisory

Synopsis:          Moderate: Red Hat support for Spring Boot 2.4.9 security update
Advisory ID:       RHSA-2021:4012-01
Product:           Red Hat OpenShift Application Runtimes
Advisory URL:      https://access.redhat.com/errata/RHSA-2021:4012
Issue date:        2021-10-28
CVE Names:         CVE-2020-13943 CVE-2020-17527 
=====================================================================

1. Summary:

An update is now available for Red Hat support for Spring Boot.

Red Hat Product Security has rated this update as having a security impact
of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which
gives a detailed severity rating, is available for each vulnerability. For
more information, see the CVE links in the References section.

2. Description:

Red Hat support for Spring Boot provides an application platform that
reduces the complexity of developing and operating applications (monoliths
and microservices) for OpenShift as a containerized platform.

This release of Red Hat support for Spring Boot 2.4.9 serves as a
replacement for Red Hat support for Spring Boot 2.3.10 and includes
security, bug fixes, and enhancements. For more information, see the
release notes listed in the References section.

Security Fix(es):

* tomcat: Apache Tomcat HTTP/2 Request mix-up (CVE-2020-13943)

* tomcat: HTTP/2 request header mix-up (CVE-2020-17527)

For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
page(s) listed in the References section.

3. Solution:

Before applying the update, back up your existing installation, including
all applications, configuration files, databases and database settings, and
so on.

The References section of this erratum contains a download link for the
update. You must be logged in to download the update.

4. Bugs fixed (https://bugzilla.redhat.com/):

1887648 - CVE-2020-13943 tomcat: Apache Tomcat HTTP/2 Request mix-up
1904221 - CVE-2020-17527 tomcat: HTTP/2 request header mix-up

5. References:

https://access.redhat.com/security/cve/CVE-2020-13943
https://access.redhat.com/security/cve/CVE-2020-17527
https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?downloadType=distributions&product=catRhoar.spring.boot&version=2.4.9
https://access.redhat.com/documentation/en-us/red_hat_support_for_spring_boot/2.4/html/release_notes_for_spring_boot_2.4/index

6. Contact:

The Red Hat security contact is . More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2021 Red Hat, Inc.
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